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Michael Sars (30 August 1805 – 22 October 1869) was a Norwegian theologian and
biologist A biologist is a scientist who conducts research in biology. Biologists are interested in studying life on Earth, whether it is an individual Cell (biology), cell, a multicellular organism, or a Community (ecology), community of Biological inter ...
.


Biography

Sars was born in
Bergen Bergen (, ) is a city and municipalities of Norway, municipality in Vestland county on the Western Norway, west coast of Norway. Bergen is the list of towns and cities in Norway, second-largest city in Norway after the capital Oslo. By May 20 ...
, Norway. He studied natural history and theology at Royal Frederick University from 1823 and completed a cand.theol. degree in 1828. For several years he taught at a number of different schools, firstly in Christiania (now
Oslo Oslo ( or ; ) is the capital and most populous city of Norway. It constitutes both a county and a municipality. The municipality of Oslo had a population of in 2022, while the city's greater urban area had a population of 1,064,235 in 2022 ...
) and then in Bergen. In 1831 he was appointed
vicar A vicar (; Latin: '' vicarius'') is a representative, deputy or substitute; anyone acting "in the person of" or agent for a superior (compare "vicarious" in the sense of "at second hand"). Linguistically, ''vicar'' is cognate with the English p ...
to Kinn Church on the Norwegian north-west coast; eight years later he transferred to Manger, just north of Bergen. Finally, in 1854 he was named professor of
zoology Zoology ( , ) is the scientific study of animals. Its studies include the anatomy, structure, embryology, Biological classification, classification, Ethology, habits, and distribution of all animals, both living and extinction, extinct, and ...
at the University of Oslo (at that time Christiania) where he remained for the rest of his life. He died in 1869. He was married to Maren Welhaven, sister of the epic poet Johann Sebastian Welhaven in 1831, and had 7 daughters and 7 sons.


Work

Sars issued his first publication in 1829 – ' ("Contributions to the Natural History of Marine Animals"); a second followed in 1835 – ' ("Descriptions and Observations of some strange or new animals found off the coast of Bergen, belonging to the ..."). He also issued two large-scale volumes under the title '. In all these publications, Sars described new taxa, a routine activity of scientists of the period, but he also described life-histories and reproductive cycles, food and feeding, behaviour and geographical dispersal. The British zoologist Edward Forbes had issued a series of articles on biogeography, claiming that no animal life existed at depths greater than . Sars and his colleagues wrote a series of reports issued in various Norwegian journals, where they documented the presence of a number of taxa in Norwegian
fjord In physical geography, a fjord (also spelled fiord in New Zealand English; ) is a long, narrow sea inlet with steep sides or cliffs, created by a glacier. Fjords exist on the coasts of Antarctica, the Arctic, and surrounding landmasses of the n ...
s at depths of up to . As a result of one of his
dredging Dredging is the excavation of material from a water environment. Possible reasons for dredging include improving existing water features; reshaping land and water features to alter drainage, navigability, and commercial use; constructing d ...
expeditions, Sars described the first living stalked
crinoid Crinoids are marine invertebrates that make up the class Crinoidea. Crinoids that remain attached to the sea floor by a stalk in their adult form are commonly called sea lilies, while the unstalked forms, called feather stars or comatulids, are ...
to be described, ''Rhizocrinus lofotensis''. This find spurred academic interest in the deep sea and prompted the ''Challenger'' expedition and other similar ventures around the globe. He was also the first to describe the sessile stage of Scyphozoa (
jellyfish Jellyfish, also known as sea jellies or simply jellies, are the #Life cycle, medusa-phase of certain gelatinous members of the subphylum Medusozoa, which is a major part of the phylum Cnidaria. Jellyfish are mainly free-swimming marine animal ...
), and to document the development of
molluscs Mollusca is a phylum of protostome, protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant taxon, extant species of molluscs are recognized, making it the second-largest animal phylum ...
from free-swimming
larva A larva (; : larvae ) is a distinct juvenile form many animals undergo before metamorphosis into their next life stage. Animals with indirect development such as insects, some arachnids, amphibians, or cnidarians typically have a larval phase ...
e. Michael Sars was one of the last great
descriptive In the study of language, description or descriptive linguistics is the work of objectively analyzing and describing how language is actually used (or how it was used in the past) by a speech community. François & Ponsonnet (2013). All aca ...
zoologists who catalogued organisms more or less equally successfully in all major animal groups. Sars also described
fossil A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserve ...
s from various fossil beds in Norway and appears to have been keenly interested in all sorts of other issues. Sars was asked by the
Parliament of Norway The Storting ( ; ) is the supreme legislature of Norway, established in 1814 by the Constitution of Norway. It is located in Oslo. The unicameral parliament has 169 members and is elected every four years based on party-list proportional represe ...
to investigate the
biology Biology is the scientific study of life and living organisms. It is a broad natural science that encompasses a wide range of fields and unifying principles that explain the structure, function, growth, History of life, origin, evolution, and ...
of Norwegian
fisheries Fishery can mean either the enterprise of raising or harvesting fish and other aquatic life or, more commonly, the site where such enterprise takes place ( a.k.a., fishing grounds). Commercial fisheries include wild fisheries and fish farm ...
, such as the
herring Herring are various species of forage fish, belonging to the Order (biology), order Clupeiformes. Herring often move in large Shoaling and schooling, schools around fishing banks and near the coast, found particularly in shallow, temperate wate ...
and
cod Cod (: cod) is the common name for the demersal fish genus ''Gadus'', belonging to the family (biology), family Gadidae. Cod is also used as part of the common name for a number of other fish species, and one species that belongs to genus ''Gad ...
fisheries. He had started these investigations by the time of his death, but most of them were completed and published posthumously by his son,
Georg Ossian Sars Prof Georg Ossian Sars HFRSE (20 April 1837 – 9 April 1927) was a Norway, Norwegian marine biology, marine and freshwater biology, freshwater biologist. Life Georg Ossian Sars was born on 20 April 1837 in Kinn (former municipality), Kinn, No ...
. He was elected a member of the
Royal Swedish Academy of Sciences The Royal Swedish Academy of Sciences () is one of the Swedish Royal Academies, royal academies of Sweden. Founded on 2 June 1739, it is an independent, non-governmental scientific organization that takes special responsibility for promoting nat ...
in 1855.


Taxa

The
World Register of Marine Species The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms. Content The content of the registry is edited and maintained by scien ...
(WoRMS) lists 260 marine species named by Michael Sars.WoRMS: Species named by Michael Sars.
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See also

* The ship M/S Michael Sars


References


External links


Some biographical information
and a partial list of species he described {{DEFAULTSORT:Sars, Michael 1805 births 1869 deaths People educated at the Bergen Cathedral School Norwegian carcinologists Norwegian marine biologists 19th-century Norwegian zoologists 19th-century Norwegian Lutheran clergy Members of the Royal Swedish Academy of Sciences Scientists from Bergen University of Oslo alumni Academic staff of the University of Oslo Clergy from Bergen